Home / 941,908.80-1,299,819.30-512,185.17

Finding the Fourth Proportional to 941,908.80, 1,299,819.30 and 512,185.17

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Solution

The fourth proportional to 941,908.80, 1,299,819.30 and 512,185.17 is: 706,807.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,908.80 : 1,299,819.30 = 512,185.17 : x
  2. Step 2: Convert to fraction form
    941,908.80/1,299,819.30 = 512,185.17/x
  3. Step 3: Cross multiply
    941,908.80x = 1,299,819.30 × 512,185.17
  4. Step 4: Simplify right side
    941,908.80x = 665,748,169,139.78
  5. Step 5: Solve for x
    x = 665,748,169,139.78/941,908.80
  6. Step 6: Final answer
    x = 706,807.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.